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authorChristian Lamparter <chunkeey@googlemail.com>2010-01-04 00:52:56 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-01-05 17:13:36 -0500
commitf3f66b69c8ff08b46975d9e99c7ecb92a8b12eda (patch)
tree63b0a068a8d3e9df5f2e76fd85a03d3b8e19176d /net/mac80211/agg-tx.c
parent341c97918ab7e84a155ea8b18759425304d213b6 (diff)
downloadop-kernel-dev-f3f66b69c8ff08b46975d9e99c7ecb92a8b12eda.zip
op-kernel-dev-f3f66b69c8ff08b46975d9e99c7ecb92a8b12eda.tar.gz
mac80211: fix ampdu_action tx_start ssn
The start_seq_num is taken from the station's tid_seq[tid]. This is fine, except tid_seq sequence counter is shifted by 4 bits to accommodate for frame fragmentation. Both (iwlagn & ath9k) were unaffected by this minor glitch, because they don't read the *ssn for the AMPDU_TX_START action. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/agg-tx.c')
-rw-r--r--net/mac80211/agg-tx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index ceda366..5aa8f4a 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -301,7 +301,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
* call back right away, it must see that the flow has begun */
*state |= HT_ADDBA_REQUESTED_MSK;
- start_seq_num = sta->tid_seq[tid];
+ start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
pubsta, tid, &start_seq_num);
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